Updating language in examples README

examples/README.md

 libgit2 examples
 ================
 
-These examples might don't work on all platforms and are meant as thin,
-easy-to-read snippets for docurium (https://github.com/github/docurium)
-rather than full-blown implementations of Git commands.
+These examples are meant as thin, easy-to-read snippets for Docurium
+(https://github.com/github/docurium) rather than full-blown
+implementations of Git commands.  They are not vetted as carefully
+for bugs, error handling, or cross-platform compatibility as the
+rest of the code in libgit2, so copy with some caution.
+
+For HTML versions, check "Examples" at http://libgit2.github.com/libgit2
 
-For a HTML version check "Examples" at http://libgit2.github.com/libgit2